Products Description
RELIANCE 0-48673-1 Regulator Board

Technical Specifications
Model:0-48673-1
Brand:RELIANCE
Product type:Regulator Board
Weight:1.40kg
Dimension:236mm166mm30mm
Operating temperature:0℃ ~ 60℃
Storage temperature:-40℃ ~ +85℃
Relative humidity:5%~85%,non-condensing
Certification:CE
System compatibility
0-48673-1 belongs to RELIANCE MAXPAK+ spindle drive series regulator board.
Installed into MAXPAK+ spindle drive cabinet,works with pulse driver board and power unit.
It is the core closed-loop speed and torque regulation unit for spindle drive system.
Commonly used for old industrial spindle drive equipment maintenance and spare replacement.
Function
0-48673-1 is dedicated regulator board for RELIANCE MAXPAK+ spindle drive system.
Receive tachometer speed feedback signal and analog reference setpoint.
Complete closed-loop speed and torque calculation for spindle motor control.
Output control pulse signal to pulse driver board for power unit triggering.
Built-in overcurrent,overvoltage and overspeed protection logic.
Real-time sampling of power loop current and voltage signals.
Store spindle motor parameters,acceleration and deceleration settings.
Upload fault alarm and operating status to system.
Installation
Power off the whole spindle drive cabinet and cut main power supply.
Insert 0-48673-1 board into designated rack slot and lock retaining latch.
Connect backplane bus,tachometer feedback cable and pulse signal wiring.
Separate low voltage signal wiring from high power main circuit cable.
Power on system,configure spindle parameters.
Test speed regulation and protection function response.
Interface
Backplane bus connector,tachometer feedback port,analog setpoint terminal,pulse signal output terminal,status & fault LED indicators.
Feature
RELIANCE 0-48673-1,MAXPAK+ spindle regulator control board.
High precision closed-loop speed control for heavy-duty spindle motor.
Integrated feedback signal processing and pulse command generation circuit.
Multiple safety protection functions to protect spindle and power components.
Industrial PCB design for long continuous running in harsh factory environment.
Discontinued obsolete board,supply only for old spindle drive system spare replacement.
Suitable for machine tool spindle drive renovation.
Diagnostic
Spindle no rotation:regulator board power loss or pulse command output failure;
Speed unstable:tachometer cable damage or feedback signal interference;
Overspeed alarm:feedback signal loss or parameter misconfiguration;
Trip under load:current sampling circuit abnormal;
Fault LED on:internal circuit component damage.
Product Brief
RELIANCE 0-48673-1 is MAXPAK+ spindle regulator board.
It performs closed-loop speed and torque regulation for Reliance MAXPAK+ spindle drive,widely used as spare part for machine tool spindle drive maintenance.

Disclaimer
All parameters are for reference only and not the basis of quotation. Goods are scarce,overseas delivery lead time 3-7 working days. It is only used for equipment maintenance and retrofit.